/Engine/Source/Runtime/MovieSceneCapture/Public/Protocols/ImageSequenceProtocol.h
class UImageSequenceProtocol : public [UFrameGrabberProtocol](API\Runtime\MovieSceneCapture\Protocols\UFrameGrabberProtocol)
EImageFormat
Format
~End UMovieSceneCaptureProtocol implementation The format of the image to write out